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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 106 (Seat Heating System And Seat Cooling System) >> Diagnostic Information and Procedures >> Vented Seat Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Engine - Idling
  2. Operate the component:
    • Driver Seat Heating = On
    • Passenger Seat Heating = On
    • Verify the component activates:
    • Go to next step: If all components operate 
  3. Operate the component:Driver Seat Venting Switch - Pressed

    Verify the scan tool parameter:Driver Seat Heating/Venting/Cooling Mode = Seat Venting/Cooling - High

    • If not the specified state 

      Replace the component:A26 HVAC Controls

    • Go to next step: If the specified state 
  4. Operate the component:Passenger Seat Venting Switch - Pressed

    Verify the scan tool parameter:Passenger Seat Heating/Venting/Cooling Mode = Seat Venting/Cooling - High

    • If not the specified state 

      Replace the component:A26 HVAC Controls

    • Go to next step: If the specified state 
  5. Operate the component:
    • Driver Seat Venting Switch - On and Off
    • Passenger Seat Venting Switch - On and Off
    • Verify the component turns On and Off:
      • Blower Motor Assembly - Back
      • Blower Motor Assembly - Seat Cushion
    • If the component is always Off 

      Refer to: Circuit/System Testing

    • If the component is always On 

      Refer to: Circuit/System Testing

    • Go to next step: If all components operate 
  6. All OK.